DE59607024D1 - Process and device for the production of polyamides - Google Patents

Process and device for the production of polyamides

Info

Publication number
DE59607024D1
DE59607024D1 DE59607024T DE59607024T DE59607024D1 DE 59607024 D1 DE59607024 D1 DE 59607024D1 DE 59607024 T DE59607024 T DE 59607024T DE 59607024 T DE59607024 T DE 59607024T DE 59607024 D1 DE59607024 D1 DE 59607024D1
Authority
DE
Germany
Prior art keywords
polyamides
production
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE59607024T
Other languages
German (de)
Inventor
Dr Weger
Dr Hagen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Uhde Inventa Fischer GmbH
Original Assignee
Inventa Fischer GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7757546&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE59607024(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Inventa Fischer GmbH and Co KG filed Critical Inventa Fischer GmbH and Co KG
Application granted granted Critical
Publication of DE59607024D1 publication Critical patent/DE59607024D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • C08G69/28—Preparatory processes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • C08G69/28—Preparatory processes
    • C08G69/30—Solid state polycondensation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
DE59607024T 1995-03-14 1996-03-14 Process and device for the production of polyamides Expired - Lifetime DE59607024D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19510698A DE19510698C3 (en) 1995-03-14 1995-03-14 Process for the production of polyamides

Publications (1)

Publication Number Publication Date
DE59607024D1 true DE59607024D1 (en) 2001-07-12

Family

ID=7757546

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19510698A Expired - Fee Related DE19510698C3 (en) 1995-03-14 1995-03-14 Process for the production of polyamides
DE59607024T Expired - Lifetime DE59607024D1 (en) 1995-03-14 1996-03-14 Process and device for the production of polyamides

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19510698A Expired - Fee Related DE19510698C3 (en) 1995-03-14 1995-03-14 Process for the production of polyamides

Country Status (3)

Country Link
US (1) US5773555A (en)
EP (1) EP0732351B1 (en)
DE (2) DE19510698C3 (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1008134A3 (en) * 1994-03-16 1996-01-23 Dsm Nv Preparation of star-branched polymers.
DE19531989A1 (en) * 1995-08-30 1997-05-15 Polymer Eng Gmbh Process for the continuous production of a low-dimer polyamide 6
IT1286041B1 (en) * 1996-10-25 1998-07-07 Sinco Eng Spa PROCEDURE FOR POLYCONDENSATION IN THE SOLID STATE OF POLYAMIDE RESINS
DE19801267B4 (en) * 1998-01-15 2005-03-24 Inventa-Fischer Gmbh Process for the preparation of PA-6 granules and their use
TW459004B (en) * 1998-06-16 2001-10-11 Asahi Chemical Ind System and process for producing polycondensation polymer
US6235390B1 (en) * 1998-11-03 2001-05-22 E. I. Du Pont De Nemours And Company High RV filaments, and apparatus and processes for making high RV flake and the filaments
US6268468B1 (en) * 2000-07-10 2001-07-31 Basf Corporation Treatment of polyamide with gas phase of acid anhydride or amine
US6476181B1 (en) * 2001-06-01 2002-11-05 E. I. Du Pont De Nemours And Company Increased volatile removal during solid phase processing of nylon 6 by temperature programming
EP1331236A1 (en) * 2002-01-25 2003-07-30 Dsm N.V. Solid-state post-condensation process for increasing the molecular weight of a polyamide
US6693163B2 (en) 2002-03-15 2004-02-17 Mitsubishi Gas Chemical Company, Inc. Solid-phase drying and solid-phase polymerization of polyamide
DE60225112T2 (en) * 2002-03-18 2009-02-12 Mitsubishi Gas Chemical Co., Inc. Solid phase drying process and process for solid phase polymerization of polyamide
US6881372B2 (en) 2002-08-20 2005-04-19 Boston Scientific Scimed, Inc. Solid state polymerized medical services
DE10251798A1 (en) * 2002-11-07 2004-05-19 Bayer Ag Process for preparation of polyamide 6 by reaction of epsilon-caprolactam and water giving polyamide 6 with the smallest possible content of cyclic epsilon-caprolactam dimers
US20050272908A1 (en) * 2004-05-14 2005-12-08 Annett Linemann Transparent amorphous polyamides based on diamines and on tetradecanedioic acid
DE102004041370A1 (en) * 2004-08-25 2006-03-02 Bühler AG Solid phase polycondensation of polyester with process gas purification
DE102007057189A1 (en) * 2007-11-28 2009-06-04 Automatik Plastics Machinery Gmbh Process and apparatus for the production of polyamide
KR101645747B1 (en) * 2008-06-20 2016-08-04 바스프 에스이 Continuous method for multi-staged drying and subsequent condensation of a polyamide granulate
BR112012000399A2 (en) 2009-07-08 2016-04-05 Basf Se method for producing fiber reinforced composite materials
WO2012080335A1 (en) 2010-12-17 2012-06-21 Basf Se Process for drying and postcondensation of polyamide particles
CN102250622B (en) * 2011-08-15 2013-09-04 金发科技股份有限公司 Method for preparing material with low flowability
EP2671902B1 (en) * 2012-06-05 2018-01-03 Polymetrix AG Polyamide conditioning
EP2682417A1 (en) 2012-07-06 2014-01-08 Basf Se Method for cleaning polyamide particles
CN103834007B (en) * 2012-11-22 2015-11-18 中国石油化工股份有限公司 A kind of solid-phase tack producing method that continuous seepage high-viscosity polyamide 6 is cut into slices
PL2992035T3 (en) 2013-05-02 2021-05-31 Basf Se Method for the preparation of high viscosity polyamides
DE102015214767A1 (en) 2015-08-03 2017-02-09 Thyssenkrupp Ag Process for drying plastic granules with gas in countercurrent
US11608573B2 (en) * 2019-06-17 2023-03-21 Antonio Herminio Marin Production process of circular and sustainable mixed yarns and mixed yarns obtained
CN112473610B (en) * 2020-10-31 2022-10-11 山东广垠新材料有限公司 Process and apparatus for melt polymerization of semi-aromatic polyamides

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE215099C (en) *
DE91566C (en) *
DD91566A (en) *
US3031433A (en) * 1958-04-18 1962-04-24 Du Pont Solid phase polymerization of polyamides
NL252288A (en) * 1959-06-16
US3307271A (en) * 1964-02-06 1967-03-07 Du Pont Process for drying polymers
GB1044128A (en) * 1964-06-03 1966-09-28 British Nylon Spinners Ltd Polyamides and a process and apparatus for their production
US3266165A (en) * 1964-10-01 1966-08-16 Allied Chem Process and apparatus for segregative drying of nylon-6
US3480596A (en) * 1967-03-09 1969-11-25 Fiber Industries Inc Process of forming polymeric material of increased relative viscosity
US3634357A (en) * 1969-11-12 1972-01-11 Fmc Corp Alkaline earth metal germanide polycondensation catalyst for the preparation of filament-forming polyester resins
US3821171A (en) * 1971-07-01 1974-06-28 Du Pont Continuous,solid-phase polymerization of polyamide granules
DE2212768B1 (en) * 1972-03-16 1973-10-25 Davy Ashmore Ag Process and device for the production of polycondensates in solid phase by polycondensation of precondensates
DE2723549C2 (en) * 1977-05-25 1983-01-05 Davy McKee AG, 6000 Frankfurt Process for the production of thermoplastic polyesters and polyamides by continuous polycondensation in the solid phase
DE3033468C2 (en) * 1980-09-05 1982-08-19 Chemische Werke Hüls AG, 4370 Marl Process for condensing linear poly (alkylene terephthalate)
DD215099A1 (en) * 1983-05-18 1984-10-31 Chemiefaserkomb Schwarza Veb METHOD FOR THE TREATMENT OF THERMOPLASTIC MASSES BEFORE FORMING FOR FORMING
CS253120B1 (en) * 1985-11-11 1987-10-15 Vladimir Kubanek Method of polyamide's granulation product depolymerization arisen by polymerization in melt and equipment for realization of this method
DE3710803A1 (en) * 1987-03-31 1988-10-20 Basf Ag METHOD FOR REMOVING CAPROLACTAM AND ITS OLIGOMERS FROM SUCH CONTAINING POLYAMIDE GRANULES
DE3923061C1 (en) * 1989-07-13 1990-07-26 Basf Ag, 6700 Ludwigshafen, De
CH685003A5 (en) * 1992-08-11 1995-02-28 Buehler Ag A method of continuously crystallizing and polymerizing plastic material, and apparatus therefor.
JP3412657B2 (en) * 1994-09-08 2003-06-03 三菱瓦斯化学株式会社 Method for drying polyamide and method for solid-state polymerization

Also Published As

Publication number Publication date
EP0732351A2 (en) 1996-09-18
EP0732351B1 (en) 2001-06-06
EP0732351A3 (en) 1997-05-14
DE19510698A1 (en) 1996-09-19
DE19510698C3 (en) 2003-02-27
US5773555A (en) 1998-06-30
DE19510698C2 (en) 1997-08-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: UHDE INVENTA-FISCHER GMBH, 13509 BERLIN, DE